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Finding the Fourth Proportional to 636,970.62, 955,160.69 and 237,504.14

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Solution

The fourth proportional to 636,970.62, 955,160.69 and 237,504.14 is: 356,146.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,970.62 : 955,160.69 = 237,504.14 : x
  2. Step 2: Convert to fraction form
    636,970.62/955,160.69 = 237,504.14/x
  3. Step 3: Cross multiply
    636,970.62x = 955,160.69 × 237,504.14
  4. Step 4: Simplify right side
    636,970.62x = 226,854,615,858.79
  5. Step 5: Solve for x
    x = 226,854,615,858.79/636,970.62
  6. Step 6: Final answer
    x = 356,146.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.